RPM-200 sprayed Refractory materials machine and system, is a refractory and concrete spraying machine for light coating applications with reduced operating and owning costs. RPM-200 machine can easily handle all popular types of concretes containing different sizes and shapes of aggregates, gravels, crushed gravels and pebbles up to 0-6mm sizes with its unique rotor structure. The Machine has 2-3 cubic meter spraying capacity per hour. Improved rotor geometry, high quality steel and rubber plates reduces operating costs due to electricity and air consumption. Special lubricating system increases rubber and steel plates operating life. No need to qualified maintenance personnel for changing consumable spares, after maintenance no need to any calibration or adjustment. The machine has remote control system and Waterproof electric control cabinet design, prevents leakage current and provides operator safety. Phase sequence protection, over and under voltage protection, over current protection, thermal protection are some of electrical safety features.